Ms. Shelby Luo
What can I do for you?
FR4 is not a material`s name, but a kind of grade of fire-resistant, which represents resin materials can self-extinguish when firing. Now there are all kinds of FR4 materials using as PCB, but the majorities are composite made of epoxy resin, filler and fiberglass.
Properties
Unit Grade FR-4,Grade A Flexural strength perpendicular to laminations (A: under normal conditions E-1/150: 150±5 °C . Thickness:≥1.6mm)
≥
Mpa
340
Compression strength perpendicular to laminations
≥
Mpa
350
Impact Strength parallel to laminations (Charpy,Thickness:≥5mm)
≥
kJ/m2
33
Insulation Resistance after immersion in water (D-24/23)
≥
Ω
5.0×108
Dielectric strength perpendicular to laminations (in 90±2°C transformer oil, 1 mm in thickness)
≥
MV/m
11.8
Breakdown voltage parallel to laminations (in 90±2°C transformer oil)
≥
KV
35
Permittivity (50MHz)
≤
-
5.5
Dissipation factor (50Hz)
≤
-
0.035
Water absorption (D-24/23, 3mm in thickness)
≤
mg
20
Density
g/cm3
2.0
Flammability
Class
V-0,V-1
Color
-
Natural
G10 FR4 Sheet mainly used as insulation structure parts in electrical, electronic and other industries.
Key Features :
• Flame resistance
• High dielectric strength
• Moisture resistance
• Heat resistant
• Temperature resistance: 180-200℃
• Under the normal temperature 150 ℃, it still has high mechanical strength.
How is the FR4 Sheet made?
Product Specifications
Application
Xometry Instant Engine flower
Xometry Instant Engine flower
Xometry Instant Engine flower
Xometry Instant Engine flower
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